Metal can adapter



FIG. 1 is an isometric view of the metal can adapter of FIG. 9;

FIG. 2 is a front view, the back view being a mirror image thereof;

FIG. 3 is a top plan view;

FIG. 4 is a bottom view;

FIG. 5 is an isometric view of the metal can adapter of FIG. 9, showing the rubber gasket insert removed from the adapter for clarity of disclosure;

FIG. 6 is a front view, the side views, and the back view being a mirror image thereof;

FIG. 7 is a top plan view;

FIG. 8 is a bottom view; and,

FIG. 9 is an isometric view of a metal can adapter showing my new design. 

CLAIM The ornamental design for a metal can adapter, as shown and described. 